Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Poecilocrypticus formicophilus

Poecilocrypticus formicophilus Poecilocrypticus formicophilus Gebien - Poecilocrypticus formicophilus Poecilocrypticus formicophilus Gebien - Poecilocrypticus formicophilus Poecilocrypticus formicophilus Gebien - Poecilocrypticus formicophilus Poecilocrypticus formicophilus Beetle - Poecilocrypticus formicophilus Mycetophagid? - Poecilocrypticus formicophilus Poecilocrypticus formicophilus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Tenebrionidae (Darkling Beetles)
Subfamily Diaperinae
Tribe Crypticini
Genus Poecilocrypticus
Species formicophilus (Poecilocrypticus formicophilus)
Explanation of Names
Poecilocrypticus formicophilus Gebien 1928
formicophilus - 'ant loving,' though it's not clear how accurate a moniker this is. (MacGown 2005)
Size
2 mm
Range
se US (TX-FL-SC-AR), NV - Map (1)(Steiner 1982)(2)
Native to South America, adventive in se. US (first collected 1978)
Habitat
Found in nests of at least 5 spp. of ants. Also collected via Berlese soil samples, pitfall traps and at blacklights (MacGown 2005)
Season
mostly: Apr-Sep (2)
Life Cycle
Not clear if beetle is an occasional nest scavenger or a more specialized myrmecophile. The biology and immature stages remain largely unknown. (MacGown 2005)
Print References
MacGown, J.A. 2005. A collection of Poecilocrypticus formicophilus Gebien (Coleoptera: Tenebrionidae) from a mound of the imported fire ant hybrid, Solenopsis invicta X richteri (Hymenoptera: Formicidae) in Mississippi, USA. Entomological News 116: 367-368 (Full text)
Steiner, W.E., Jr. 1982. Poecilocrypticus formicophilus Gebien, a South American beetle established in the U.S. Proceedings of the Entomological Society of Washington 84: 232-239 (Full text)